former president bill clinton and hillary clinton also expected to attend. no word yet if president obama will fly with presidents obama and bush. >>> weighing on on where he ranks of towering figures the last 100 years. take a listen. >> i think he and gandhi and in america martin luther king are in a category by themselves. gandhi and king were martyred. but the agonizing ordeal of nelson mandela for 27 years and how he came out a better man than when he went in captured the imagination of people as nothing else had. his enduring power is that he showed us that there is true freedom in forgiveness. >>> joining me now, civil rights leader and president of the rainbow push coalition, reverend jesse jackson. awfully glad to speak with you. you listened to president clinton. do you agree he belongs in the statues of history with gandhi, martin luther king jr. if not maybe at the top of the list? >> external persecution and the wil will, dignity. they were driven by their suffering. you define them by what they did with the pain. that is to say when mr. mandela